voltage drops
#13
Senior Member
True Car Nut
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Originally Posted by willwren
The battery has no effect on everyday driving.
And I really have to take mild exception to the advice about always replacing the battery at the same time as the alternator: the battery can take a few deep cycles and bounce back (although if it goes to reverse polarity, it'* history), to the extent that it can recover for normal service and normal recharging from the alternator (i.e. it would exert the normal system load after it'* recharged).
I agree that when replacing the alternator, it'* definitely a good idea for the battery to get an external recharge at the same time, and what the heck, do a load test on it, too, but assuming it tests out good after that, then put it back in the car.
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